Titanic.survivors.case {BinaryEPPM} | R Documentation |

##
Individual case data of Titanic survivors

### Description

These data are from the survival log of the Titanic and consist of the
number of survivors out of the number of passengers broken down into
age, sex and class categories.

### Usage

data(Titanic.survivors.case)

### Format

A data frame with 12 observations on the following 5 variables.

`age`

a factor with levels ` child`

` adult`

`number.passengers`

a numeric vector

`number.survive`

a numeric vector

`pclass`

a factor with levels ` 1st class`

` 2nd class`

` 3rd class`

`sex`

a factor with levels ` female`

` male`

### Details

Hilbe (2011) first models these data as a logistic model, then finding
that they are overdispersed, models them as count data (number of survivors, survive)
with offset (log of the number of passengers, cases).

### Source

Section 9.5, Example 3, pages 263-268, Hilbe, J. (2011).

### References

Hilbe, J. (2011). Negative Binomial Regression. Cambridge University Press, second edition.

### Examples

data(Titanic.survivors.case)

[Package

*BinaryEPPM* version 2.3

Index]